BR8700095A - Processo para aquecer aco ou metal fundido bem como aparelhagem para aquecer metal fundido - Google Patents

Processo para aquecer aco ou metal fundido bem como aparelhagem para aquecer metal fundido

Info

Publication number: BR8700095A
Authority: BR; Brazil
Prior art keywords: cast metal; heating; appliance; well; steel
Prior art date: 1986-01-10

Application number

BR8700095A

Other languages

English (en)

Inventor

David L Cheek

Original Assignee

Plasma Energy Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1986-01-10

Filing date

1987-01-12

Publication date

1987-12-01

1987-01-12 Application filed by Plasma Energy Corp filed Critical Plasma Energy Corp

1987-12-01 Publication of BR8700095A publication Critical patent/BR8700095A/pt

Classifications

- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/5205—Manufacture of steel in electric furnaces in a plasma heated furnace
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/0075—Treating in a ladle furnace, e.g. up-/reheating of molten steel within the ladle
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Physics & Mathematics (AREA)
Plasma & Fusion (AREA)
Manufacturing & Machinery (AREA)
Furnace Details (AREA)
Treatment Of Steel In Its Molten State (AREA)
Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Plasma Technology (AREA)

BR8700095A 1986-01-10 1987-01-12 Processo para aquecer aco ou metal fundido bem como aparelhagem para aquecer metal fundido BR8700095A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/817,907 US4734551A (en)	1986-01-10	1986-01-10	Method and apparatus for heating molten steel utilizing a plasma arc torch

Publications (1)

Publication Number	Publication Date
BR8700095A true BR8700095A (pt)	1987-12-01

Family

ID=25224168

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8700095A BR8700095A (pt)	1986-01-10	1987-01-12	Processo para aquecer aco ou metal fundido bem como aparelhagem para aquecer metal fundido

Country Status (7)

Country	Link
US (1)	US4734551A (pt)
EP (1)	EP0232961B1 (pt)
JP (1)	JPH0781163B2 (pt)
BR (1)	BR8700095A (pt)
CA (1)	CA1301225C (pt)
DE (1)	DE3765550D1 (pt)
ZA (1)	ZA8787B (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH059075Y2 (pt) *	1987-01-27	1993-03-05
NO163412B (no) *	1988-01-25	1990-02-12	Elkem Technology	Plasmalanse.
WO1989007499A1 (en) *	1988-02-09	1989-08-24	The Broken Hill Proprietary Company Limited	Superheating and microalloying of molten metal by contact with a plasma arc
US4874313A (en) *	1988-09-26	1989-10-17	Ppg Industries, Inc.	Refractory clad lid for heating vessel
DE68927849T2 (de) *	1988-11-17	1997-07-24	Schuller Corp	Verfahren zum Schmelzen von Stoffen
GB8911441D0 (en) *	1989-05-18	1989-07-05	Tetronics Res & Dev Co Ltd	A process for the treatment of molten materials
JPH0394960A (ja) *	1989-09-08	1991-04-19	Kobe Steel Ltd	連続鋳造鋳込設備
GB9000818D0 (en) *	1990-01-15	1990-03-14	Davy Mckee Sheffield	Tundish
GB9008833D0 (en) *	1990-04-19	1990-06-13	Boc Group Plc	Heating
AUPN595095A0 (en) *	1995-10-16	1995-11-09	Bhp Steel (Jla) Pty Limited	Heating molten metal
JP5624836B2 (ja) *	2010-09-07	2014-11-12	特殊電極株式会社	取鍋予熱装置
KR102231371B1 (ko) *	2020-01-29	2021-03-25	주식회사 피에스엠	콜드 플라즈마 발생장치 및 이를 포함하는 다중 콜드 플라즈마 어레이 장치
WO2025136635A1 (en) *	2023-12-22	2025-06-26	University Of Florida Research Foundation, Inc.	Microwave induction coupled plasma torch for robust gasification

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2828516A (en) *	1955-02-08	1958-04-01	Koppers Co Inc	Ladle for casting metal
US3015554A (en) *	1957-04-18	1962-01-02	Rummel Roman	Method and device for carrying out metallurgical processes, particularly air refining processes
DE1458936A1 (pt) *	1965-07-01	1970-07-30
DE1288760B (de) *	1966-06-14	1969-02-06	Coupette	Verfahren zur Steuerung von Temperatur und Stahlanalyse beim Stranggiessen und Vorrichtung dazu
US3496280A (en) *	1968-08-15	1970-02-17	United States Steel Corp	Method of refining steel in plasma-arc remelting
US3546347A (en) *	1969-06-18	1970-12-08	Qualitaets Und Edelstahlkombin	Method and device for controlling performance of plasma arc furnaces
JPS5036407B1 (pt) *	1970-05-19	1975-11-25
BE789375A (fr) *	1971-10-04	1973-01-15	Krupp Gmbh	Procede pour la refusion d'eponge metallique a l'aide de plasmas gazeuxdans un creuset metallique refroidi
US3819840A (en) *	1972-05-18	1974-06-25	Steel Corp	Control system for torch current in a plasma arc furnace
US3749803A (en) *	1972-08-24	1973-07-31	Techn Applic Services Corp	Trough hearth construction and method for plasma arc furnace
US3749802A (en) *	1972-08-24	1973-07-31	Techn Applic Services Corp	Vessel preheating method and apparatus
US3779182A (en) *	1972-08-24	1973-12-18	S Camacho	Refuse converting method and apparatus utilizing long arc column forming plasma torches
US4082914A (en) *	1973-05-14	1978-04-04	Nikolai Iosifovich Bortnichuk	Method of stabilizing arc voltage in plasma arc furnace and apparatus for effecting same
JPS5841939B2 (ja) *	1976-12-29	1983-09-16	大同特殊鋼株式会社	加熱装置及び加熱方法
GB1572847A (en) *	1977-03-18	1980-08-06	Rolls Royce	Plasma arc welding
AT382014B (de) *	1981-09-15	1986-12-29	Voest Alpine Ag	Plasmaschmelzofen
AT372110B (de) *	1981-12-23	1983-09-12	Voest Alpine Ag	Einrichtung zur herstellung von stahl
DE3373170D1 (en) *	1982-05-25	1987-09-24	Johnson Matthey Plc	Plasma arc furnace
DE3443740A1 (de) *	1984-10-11	1986-04-17	Fried. Krupp Gmbh, 4300 Essen	Verfahren und vorrichtung zum halten oder erhoehen der temperatur einer metallschmelze
US4625092A (en) *	1984-11-30	1986-11-25	Plasma Energy Corporation	Plasma arc bulk air heating apparatus

1986
- 1986-01-10 US US06/817,907 patent/US4734551A/en not_active Expired - Lifetime
1987
- 1987-01-06 CA CA000526805A patent/CA1301225C/en not_active Expired - Fee Related
- 1987-01-07 ZA ZA8787A patent/ZA8787B/xx unknown
- 1987-01-08 EP EP87300130A patent/EP0232961B1/en not_active Expired - Lifetime
- 1987-01-08 DE DE8787300130T patent/DE3765550D1/de not_active Expired - Fee Related
- 1987-01-09 JP JP62001948A patent/JPH0781163B2/ja not_active Expired - Fee Related
- 1987-01-12 BR BR8700095A patent/BR8700095A/pt not_active IP Right Cessation

Also Published As

Publication number	Publication date
EP0232961A1 (en)	1987-08-19
EP0232961B1 (en)	1990-10-17
JPH0781163B2 (ja)	1995-08-30
CA1301225C (en)	1992-05-19
DE3765550D1 (de)	1990-11-22
ZA8787B (en)	1987-09-30
US4734551A (en)	1988-03-29
JPS62234654A (ja)	1987-10-14

Publication	Publication Date	Title
BR8300051A (pt)	1983-09-20	Processo para tratamento de metal fundido
IT8019877A0 (it)	1980-02-13	Superfici metalliche. processo per il trattamento di
KR890700690A (ko)	1989-04-26	내열강
IT7823888A0 (it)	1978-05-26	Procedimento per il trattamento termico di pezzi metallici nonferrosi.
BR8607354A (pt)	1989-02-21	Aparelho e processo para fundir tira metalica
BR8506435A (pt)	1986-04-15	Processo para conformacao por compressao de artigos metalicos
BR8700095A (pt)	1987-12-01	Processo para aquecer aco ou metal fundido bem como aparelhagem para aquecer metal fundido
BR8506856A (pt)	1986-09-23	Processo de forja
IT8219228A0 (it)	1982-01-21	Processo per la fosfatazione di metalli.
BR8100089A (pt)	1982-08-17	Processo de fabricacao de aco inoxidavel
IT8348039A0 (it)	1983-04-01	Procedimento di tempra di metalli
BR8002340A (pt)	1980-12-02	Processo de fabricao de aco
KR860004459A (ko)	1986-06-23	열처리 방법
IT8621937A0 (it)	1986-10-08	Procedimento di trattamento termico per la realizzazione di pezzi in acciaio resistenti alla corrosione.
BR8107880A (pt)	1982-09-08	Processo para produzir aco silicio orientado
BR8503596A (pt)	1986-04-29	Processo de usinagem de metal
BR8800757A (pt)	1988-10-04	Metodo para extrair ions de metal
IT7823906A0 (it)	1978-05-26	Processo per la produzione di ghisa.
BR8707022A (pt)	1988-08-09	Processo para producao de ferro-gusa e aparelho para efetua-lo
BR8805929A (pt)	1989-08-01	Aparelho para fundicao ou lingotamento de metal
BR8606862A (pt)	1987-11-03	Processo para refino de metal precioso
BR8704988A (pt)	1988-05-17	Processo para inibir inducao de gene
BR8504128A (pt)	1986-06-17	Processo de purificacao de metal refratario
BR7906146A (pt)	1980-06-24	Processo para recuperacao de teores de metal
BR8106653A (pt)	1982-06-29	Processo de fabricacao de laminados em aco

Legal Events

Date	Code	Title	Description
1995-03-28	FG	Letter patent granted
2008-07-29	B21A	Patent or certificate of addition expired [chapter 21.1 patent gazette]	Free format text: PATENTE EXTINTA EM 12/01/2002